The 12-valve 5.9-liter Cummins diesel engine revolutionized pickup truck reliability in 1989, outlasting GM and Ford rivals ...

There's a term that gets thrown around fairly frequently not just from diesel engine builders, but by automotive enthusiasts from all walks of life: "bulletproof." Simply put, "bulletproof" implies ...

Despite the original diesel fiasco in the 2010s — and the five automakers facing their own Dieselgate trial in the U.K. this year — diesel engines have definite benefits over their gasoline-powered ...

Oil is a vital component for engines of all types. Not only is it responsible for providing lubrication to numerous moving interior parts, but it also helps prevent friction and the development of ...

Diesel engines offer tons of torque allied with impressive fuel economy, but they tend to be noisier and less refined than ...

If you own a diesel engine, you already know how tough and powerful it can be. Diesel engines are built to last, but even the strongest engines can wear out quickly if they're not looked after the ...

Daimler Trucks North America is dropping "Diesel" from the venerable Detroit Diesel name, leaving the brand free to include other powertrain components and perhaps other types of engines. Daimler ...